1661346

Information

• Patent Grant
• 1661346

• References
• Source

• Patent Number

  1,661,346

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1928
  96 years ago

• CPC

  • H01H37/36 - actuated due to expansion or contraction of a fluid with or without vaporisation
  • Y10S137/907 - Vacuum-actuated valves
  • Y10S200/27 - Thermal magnetic snap
  • Y10S236/11 - Expandible fluid

• US Classifications

  • 337 - Electricity: electrothermally or thermally actuated switches
  • 137 - Fluid handling
  • 200 - Electricity: circuit makers and breakers
  • 236 - Automatic temperature and humidity regulation